AVID POWER Angle Grinder 4-1/ vs SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V
Updated July 2026 — AVID POWER Angle Grinder 4-1/ wins on rpm and power, SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V wins on speed levels and included wheels.
The AVID POWER Angle Grinder offers better performance for a lower price, while the SINGTIP Cordless Angle Grinder provides versatility and low maintenance.
Why AVID POWER Angle Grinder 4-1/ is better
Price
AVID POWER is $4 cheaper.
Power
Higher RPM at 11,500.
Weight
Lighter at 3.20 lbs.
Why SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V is better
Motor Type
Brushless motor for efficiency.
Versatility
Three variable speeds.
Cordless
No cords for mobility.
Overall score
Specifications
| Spec | AVID POWER Angle Grinder 4-1/ | SINGTIP Cordless Angle Grinder Compatible with Dewalt 20V |
|---|---|---|
| Motor Type | Brushed | Brushless |
| Max RPM | 11500 | 8500 |
| Price | $42.99 | $46.99 |
| Weight | 3.20 lbs | 4.50 lbs |
| Included Accessories | 4 | 6 |
Dimension comparison
Overview of the Products
The AVID POWER Angle Grinder is priced at $42.99, while the Cordless Angle Grinder from SINGTIP is available for $46.99. At first glance, the AVID POWER grinder is about 9% cheaper than its competitor. This price difference may influence budget-conscious buyers, but considering the features offered by each tool is essential for making an informed decision.
The AVID POWER Angle Grinder features a 6.5 Amp motor that delivers a no-load speed of 11,500 RPM, making it a robust option for various metal grinding tasks. In comparison, the SINGTIP Cordless Angle Grinder, while slightly more expensive, boasts a brushless motor that provides enhanced energy efficiency and longer operation time, with a maximum speed of 8,500 RPM. The choice between a corded and cordless model will also play a significant role in the decision-making process.
Power and Performance Comparison
Power and performance are critical factors when selecting an angle grinder. The AVID POWER Angle Grinder has a maximum output of 750W, providing a no-load speed of 11,500 RPM, making it suitable for heavy-duty tasks. This powerful motor is particularly effective for grinding and cutting metal, as it can handle various light-duty home projects with ease.
On the other hand, the SINGTIP Cordless Angle Grinder, powered by a brushless motor, reaches a maximum speed of 8,500 RPM. Although it operates at a lower RPM than the AVID POWER model, the brushless design improves heat dissipation and energy efficiency. This translates to a longer lifespan and better performance during sustained use, making it an appealing choice for users seeking durability and efficiency.
Design and Usability
In terms of design and usability, the AVID POWER Angle Grinder weighs only 3.20 lbs, making it lightweight and comfortable for extended use. Its design includes a screw-on guard that can be adjusted for safety, and a two-position handle that accommodates both left and right-handed users. This thoughtful design contributes to reduced user fatigue during prolonged tasks.
Conversely, the SINGTIP Cordless Angle Grinder features a dual-position handle and a quick spindle lock for easy wheel changes. The lock-on switch allows for a more comfortable operation by eliminating the need to hold down the trigger continuously. While both grinders offer ergonomic designs, the cordless nature of the SINGTIP model provides greater mobility and flexibility during use, as users do not have to contend with tangled cords.
Included Accessories
The accessories included with each grinder can significantly impact the overall value of the purchase. The AVID POWER Angle Grinder comes with two cutting wheels and two grinding wheels, providing users with essential tools for immediate use. Additionally, the grinder's compatibility with various wheel disc brands allows for easy customization and adaptation to different tasks.
In contrast, the SINGTIP Cordless Angle Grinder includes two sanding discs, two cutting wheels, and two flap discs. While both products come with useful accessories, the SINGTIP model offers a broader range of discs, which may appeal to users looking for versatility in their grinding and polishing tasks. This range of accessories enhances the overall functionality of the SINGTIP grinder, justifying its slightly higher price.
Versatility and Application
When it comes to versatility, both grinders excel in their respective categories. The AVID POWER Angle Grinder is designed for light-duty home projects and can handle metal, tiles, stones, concrete, marble, and granite when paired with the right accessories. Its robust performance makes it a suitable option for DIY enthusiasts and homeowners.
In comparison, the SINGTIP Cordless Angle Grinder is versatile enough for metal grinding, polishing, and cutting applications. With a maximum of three variable speeds (4,000, 5,800, and 8,500 RPM), users can easily adjust the tool's performance to match specific project requirements. This adaptability makes the SINGTIP grinder an excellent choice for both DIYers and professional users alike, providing options for various materials and tasks.
Maintenance and Longevity
Maintenance and longevity are essential considerations for any power tool. The AVID POWER Angle Grinder features a brushed motor, which means that replacement carbon brushes are readily available and can extend the service life of the tool. However, users should be aware that brushed motors typically require more maintenance than their brushless counterparts.
On the other hand, the SINGTIP Cordless Angle Grinder’s brushless motor offers maintenance-free operation, leading to improved longevity. Brushless motors are designed to run cooler and more efficiently, reducing wear and tear over time. This reliability makes the SINGTIP grinder a more appealing option for users who prefer a low-maintenance tool.
Price Comparison
The AVID POWER Angle Grinder is priced at $42.99, making it a budget-friendly option for those seeking a reliable tool for home projects. Its strong performance and included accessories offer good value for the price. In contrast, the SINGTIP Cordless Angle Grinder is priced at $46.99, approximately 9% higher than its competitor. However, its brushless motor, increased versatility, and cordless functionality may justify the additional cost for many users.
Which should you buy?
In conclusion, the choice between the AVID POWER Angle Grinder and the SINGTIP Cordless Angle Grinder ultimately depends on the user's specific needs and preferences. If you're looking for a powerful, budget-friendly grinder for basic home projects, the AVID POWER model is a solid choice. However, if you prioritize versatility, mobility, and low maintenance, the SINGTIP grinder may be worth the extra investment. Consider your project requirements and personal preferences before making a decision.

